Threats against our country are evolving. Global adversaries seek to destroy our nation's security.
They do not restrict themselves to borders, boundaries, or conventions.

DTRA ADAPTS TO A COMPLEX THREAT ENVIRONMENT AT THE SPEED OF RELEVANCY.

Our people are stationed at home and overseas, gathering insights and building alliances to help reshape and minimize the global threat environment.
We have a long history of challenging the status quo and overcoming what others think is impossible.
Our teams have their sights on the horizon, ever ready to defeat the unknown.

OUR MISSIONS AND FUNCTIONS

The Defense Threat Reduction Agency enables the Department of Defense, the United States Government and International partners to counter and deter weapons of mass destruction and improvised threat networks.

DTRA UPDATE | 29 AUG 2019AUGUST 29TH – INTERNATIONAL DAY AGAINST NUCLEAR TESTINGOn August 29th we celebrate International Day against Nuclear Testing – a declaration proposed by Kazakhstan and universally adopted by the United Nations in 2009. Seventy years ago today, the Soviet Union conducted its first nuclear weapons test at the Semipalatinsk Test Site. Read more

ABOUT DTRAThe Defense Threat Reduction Agency enables DoD, the U.S. Government and International Partners to counter and deter Weapons of Mass Destruction and Improvised Threat Networks. Who We Are »